MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK attribute

Contains the symbolic link for a video capture driver.

Data type

WCHAR*

Get/set

To get this attribute, call IMFAttributes::GetString.

To set this attribute, call IMFAttributes::SetString.

Remarks

Use this attribute as input to the MFCreateDeviceSourceActivate function.

In addition, this attribute is set on the activation objects returned by the following functions:

• MFCreateDeviceSourceActivate
• MFEnumDeviceSources

The symbolic link should be considered an opaque string. The human-readable display name for a device is contained in the MF_DEVSOURCE_ATTRIBUTE_FRIENDLY_NAME attribute.

The MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK attribute can be passed in as the value of the DevicePath argument of the SetupDiOpenDeviceInterface function.

The GUID constant for this attribute is exported from mfuuid.lib.

Requirements

See also

Alphabetical List of Media Foundation Attributes

Audio/Video Capture

Capture Device Attributes